Top 100 Scientists

World Top 100 Scientists 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (873,924 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection :1
Nobuyuki Hamada
Ionizing radiation
Tissue reactions
Diseases of the circulatory system
Ocular disease
Neurodegenerative disease
Metrics
H-Index
i10 Index
Citation
49
126
6,919
* Rankings
Ranking Based On Selection :2
Ataru Ichinose
High-Tc superconductor
Microstructure
Metrics
H-Index
i10 Index
Citation
42
162
6,626
* Rankings
Ranking Based On Selection :5
Gnanasekaran Dhorali
Polymers & Polymeric nanocomposites for Power Sector & its Industries
Metrics
H-Index
i10 Index
Citation
13
15
720
* Rankings
Ranking Based On Selection :10
Jeykishan Kumar K
LEDs
Solar Photovoltaics
Grid integration
Inverters
Electric vehicle charging
Metrics
H-Index
i10 Index
Citation
8
6
187
* Rankings
Ranking Based On Selection :16
Anubha Agrawal
Protection of power system network
Metrics
H-Index
i10 Index
Citation
4
3
634
Yohei Matsui
Thermal engineering
Electrochemistry
Energy conversion
Metrics
H-Index
i10 Index
Citation
4
3
47
* Rankings
Ranking Based On Selection :20
Jinkala Sreedevi
Renewable Energy
HVDC
multi-infeed HVDC
Real Time simulation
Metrics
H-Index
i10 Index
Citation
4
3
220
阿部剛志
Gas Insulated Switch-gear
SF6
SF6 alternative gas
Dielectric spectroscopy
Metrics
H-Index
i10 Index
Citation
3
1
25
Janmejaya Pradhan
Power system protection
Relay coordination
Distributed generation
Metrics
H-Index
i10 Index
Citation
2
1
592
Sudhir Kumar R
Renewable Energy
Solar Photovoltaic system
Electric Vehicle
Inverters
LED Lighting System
Metrics
H-Index
i10 Index
Citation
2
1
14
Chandra Sekhar B
Power Electronics
Hybrid Renewable Energy Systems
Multi Input converters
Metrics
H-Index
i10 Index
Citation
2
0
10
三井博隆
電力系統工学、バーチャルリアリティ、数理解析、ソフトウェア工学、心理学
Metrics
H-Index
i10 Index
Citation
1
1
44
Rankings
Ranking Based On Selection: 1
Nobuyuki Hamada
Metrics
H-Index
i10 Index
Citation Counts
49
126
6,919
Ionizing radiation
Tissue reactions
Diseases of the circulatory system
Ocular disease
Neurodegenerative disease
Rankings
Ranking Based On Selection: 2
Ataru Ichinose
Metrics
H-Index
i10 Index
Citation Counts
42
162
6,626
High-Tc superconductor
Microstructure
Rankings
Ranking Based On Selection: 3
Fujii
Metrics
H-Index
i10 Index
Citation Counts
26
47
2,635
Rankings
Ranking Based On Selection: 4
Tsuguhiro Takahashi
Metrics
H-Index
i10 Index
Citation Counts
22
46
2,584
Rankings
Ranking Based On Selection: 5
Gnanasekaran Dhorali
Metrics
H-Index
i10 Index
Citation Counts
13
15
720
Polymers & Polymeric nanocomposites for Power Sector & its Industries
Rankings
Ranking Based On Selection: 6
Toshiya Ohtaka
Metrics
H-Index
i10 Index
Citation Counts
13
19
552
Rankings
Ranking Based On Selection: 7
Hiroya Homma
Metrics
H-Index
i10 Index
Citation Counts
13
18
632
Rankings
Ranking Based On Selection: 8
Kuldeep Rana
Metrics
H-Index
i10 Index
Citation Counts
12
13
681
Rankings
Ranking Based On Selection: 9
Shouichi Matsui
Metrics
H-Index
i10 Index
Citation Counts
12
14
370
Rankings
Ranking Based On Selection: 10
Jeykishan Kumar K
Metrics
H-Index
i10 Index
Citation Counts
8
6
187
LEDs
Solar Photovoltaics
Grid integration
Inverters
Electric vehicle charging
Rankings
Ranking Based On Selection: 11
Hidenori Komatsu
Metrics
H-Index
i10 Index
Citation Counts
8
6
196
Evolution
Behavioral Science
Rankings
Ranking Based On Selection: 12
Ryosuke Arai
Metrics
H-Index
i10 Index
Citation Counts
8
5
137
Rankings
Ranking Based On Selection: 13
Shin Nakamura
Metrics
H-Index
i10 Index
Citation Counts
6
4
154
partial discharge
E-FISH
Rankings
Ranking Based On Selection: 14
Yasuo Niida
Metrics
H-Index
i10 Index
Citation Counts
5
5
205
Rankings
Ranking Based On Selection: 15
Makoto Ito
Metrics
H-Index
i10 Index
Citation Counts
5
4
74
Rankings
Ranking Based On Selection: 16
Anubha Agrawal
Metrics
H-Index
i10 Index
Citation Counts
4
3
634
Protection of power system network
Rankings
Ranking Based On Selection: 17
Keisuke Nakao
Metrics
H-Index
i10 Index
Citation Counts
4
3
150
Rankings
Ranking Based On Selection: 18
Yohei Matsui
Metrics
H-Index
i10 Index
Citation Counts
4
3
47
Thermal engineering
Electrochemistry
Energy conversion
Rankings
Ranking Based On Selection: 19
Ryuma Matsuda
Metrics
H-Index
i10 Index
Citation Counts
4
1
37
Rankings
Ranking Based On Selection: 20
Jinkala Sreedevi
Metrics
H-Index
i10 Index
Citation Counts
4
3
220
Renewable Energy
HVDC
multi-infeed HVDC
Real Time simulation
Rankings
Ranking Based On Selection: 21
Praveen Ta
Metrics
H-Index
i10 Index
Citation Counts
3
2
43
Rankings
Ranking Based On Selection: 22
阿部剛志
Metrics
H-Index
i10 Index
Citation Counts
3
1
25
Gas Insulated Switch-gear
SF6
SF6 alternative gas
Dielectric spectroscopy
Rankings
Ranking Based On Selection: 23
Teruhisa Okada
Metrics
H-Index
i10 Index
Citation Counts
3
1
23
Rankings
Ranking Based On Selection: 24
Guilherme Cirilo Leandro
Metrics
H-Index
i10 Index
Citation Counts
3
0
19
Power Electronics
Power Engineering
Rankings
Ranking Based On Selection: 25
Teruhisa Miura
Metrics
H-Index
i10 Index
Citation Counts
3
3
197
Rankings
Ranking Based On Selection: 26
Janmejaya Pradhan
Metrics
H-Index
i10 Index
Citation Counts
2
1
592
Power system protection
Relay coordination
Distributed generation
Rankings
Ranking Based On Selection: 27
Sudhir Kumar R
Metrics
H-Index
i10 Index
Citation Counts
2
1
14
Renewable Energy
Solar Photovoltaic system
Electric Vehicle
Inverters
LED Lighting System
Rankings
Ranking Based On Selection: 28
Masahiro Maruyama
Metrics
H-Index
i10 Index
Citation Counts
2
0
30
Rankings
Ranking Based On Selection: 29
Chandra Sekhar B
Metrics
H-Index
i10 Index
Citation Counts
2
0
10
Power Electronics
Hybrid Renewable Energy Systems
Multi Input converters
Rankings
Ranking Based On Selection: 30
三井博隆
Metrics
H-Index
i10 Index
Citation Counts
1
1
44
電力系統工学、バーチャルリアリティ、数理解析、ソフトウェア工学、心理学